bool DimWriteStatistics::DoesPathExist ( std::string  path, MessageImp &  log  )

static

Check if a given path exists

Parameters

path	the path to be checked

Returns

whether or not the given path exists

Definition at line 105 of file DimWriteStatistics.cc.

References MessageImp::Error().

Referenced by DataLogger::DoesPathExist(), GetUpdateInterval(), and EventBuilderWrapper::InitRunNumber().

{
    namespace fs = boost::filesystem;

    if (path.empty())
        path = ".";

    const fs::path fullPath = fs::system_complete(fs::path(path));

    if (!fs::exists(fullPath))
       return false;

    if (!fs::is_directory(fullPath))
    {
        log.Error("Path given for checking '" + path + "' designate a file name. Please provide a path name only");
        return false;
    }

    if (access(path.c_str(), R_OK|W_OK|X_OK) != 0)
    {
        log.Error("Missing read, write or execute permissions on directory '" + path + "'");
        return false;
    }

    return true;
}

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